Microsoft Learning has posted a new security hands-on lab for IT pros. You can find out more here:
Hands-On Lab 2811: Applying Microsoft® Security Guidance Training

This hands-on lab allows students to apply information and guidance that can help improve security in a network based on Microsoft Windows®. Students can perform tasks related to security update management and implementing security on Microsoft Windows® server and client computers.
If you haven't done so, be sure to check out the other free security offerings from MS Learning. You can find these on the Microsoft Security E-Learning page.